Home / 41,199.96-61,802.40-11,620.32

Finding the Fourth Proportional to 41,199.96, 61,802.40 and 11,620.32

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Solution

The fourth proportional to 41,199.96, 61,802.40 and 11,620.32 is: 17,431.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,199.96 : 61,802.40 = 11,620.32 : x
  2. Step 2: Convert to fraction form
    41,199.96/61,802.40 = 11,620.32/x
  3. Step 3: Cross multiply
    41,199.96x = 61,802.40 × 11,620.32
  4. Step 4: Simplify right side
    41,199.96x = 718,163,664.77
  5. Step 5: Solve for x
    x = 718,163,664.77/41,199.96
  6. Step 6: Final answer
    x = 17,431.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.